Nov 01 03:21:03.701 INFO checking jdhorwitz/mandelbrot against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 03:21:03.701 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 03:21:04.030 INFO blam! 6508fb2fa887b4b6dfffdb961d96eb44c3240c900d9931e3dd673753129efb1c
Nov 01 03:21:04.031 INFO running `"docker" "start" "-a" "6508fb2fa887b4b6dfffdb961d96eb44c3240c900d9931e3dd673753129efb1c"`
Nov 01 03:21:05.205 INFO kablam! usermod: no changes
Nov 01 03:21:05.316 INFO kablam!    Compiling miniz-sys v0.1.9
Nov 01 03:21:05.332 INFO kablam!     Checking num-bigint v0.1.35
Nov 01 03:21:06.951 INFO kablam!     Checking num-rational v0.1.35
Nov 01 03:21:07.709 INFO kablam!     Checking flate2 v0.2.17
Nov 01 03:21:08.176 INFO kablam!     Checking num v0.1.36
Nov 01 03:21:08.908 INFO kablam!     Checking png v0.4.3
Nov 01 03:21:10.224 INFO kablam!     Checking image v0.6.1
Nov 01 03:21:14.822 INFO kablam!     Checking mandelbrot v0.1.0 (/source)
Nov 01 03:21:15.980 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.75s
Nov 01 03:21:15.986 INFO kablam! su: No module specific data is present
Nov 01 03:21:16.655 INFO running `"docker" "rm" "-f" "6508fb2fa887b4b6dfffdb961d96eb44c3240c900d9931e3dd673753129efb1c"`
Nov 01 03:21:16.984 INFO blam! 6508fb2fa887b4b6dfffdb961d96eb44c3240c900d9931e3dd673753129efb1c